24/7 Support: (603) 424-7557

  • Emergency Electrical Repair

  • Panel Replacement

  • Electrical Upgrades

  • EV Charging Station Installations

  • Pool & Hot Tub Wiring

  • Recessed Lighting Installations

  • Large Chandelier Installations

  • Parking Lot Lighting Repair

  • Security & Camera Systems

  • Smoke/CO Detector Installations

  • Fireplace Insert Wiring

  • Condominium Electrical Repairs

  • Generators

  • Emergency Electrical Repair

  • 3-Phase Equipment & Machine Wiring

  • 3-Phase Panelboard Replacement

  • Fire Alarm Service & Installation

  • Busway | Cord Drop Repair & Installation

  • Lighting | Lamp | Ballast Repairs & LED Upgrades

  • Exterior Lighting Design & Repair

  • Parking Lot Lighting Repair

  • EV Charging Station Installation

  • Transformer Replacements

  • Emergency Electrical Repair

  • Lighting | Lamp | Ballast Repairs & LED upgrades

  • Exterior Lighting Design & Repair

  • Parking Lot Lighting Repairs

  • Fire Alarm System Service

  • Underground Service Repairs

  • Office Remodel & New Construction

  • EV Charging Station Installation

  • Security & Surveillance Camera Systems

  • Intercom Systems

  • Nurse-Call Systems

Commercial Electricians

Industrial Electricians

Residential Electricians

Licensed Electrical Contractor Available 24/7

From electrical design, to commercial/industrial equipment installations, to electrical emergencies—one call puts you in touch with our licensed experts. Reach out to us when you need us at 603.424.7557. We look forward to serving you!

Our Advantage: Experience.

We proudly serve throughout Portsmouth and neighboring communities.

Custom Electric & Communications is a trusted provider of commercial, industrial, and residential electrical contracting services in Portsmouth, New Hampshire and neighboring towns and cities. We offer unparalleled service fueled by the industry’s most skilled and dedicated electricians. Contact us today to discuss your project!

Our Advantage: Experience.

Commercial, Industrial & Residential Electricians - Portsmouth, NH

Our Area of Service

  • Andover

  • Allenstown

  • Boscawen

  • Bow

  • Bradford

  • Canterbury

  • Chichester

  • Concord

  • Danbury

  • Dunbarton

  • Epsom

  • Franklin

  • Henniker

  • Hill

  • Hooksett

  • Hopkinton

  • Loudon

  • Newbury

  • New London

  • Northfield

  • Pembroke

  • Pittsfield

  • Salisbury

  • Sutton

  • Warner

  • Webster

  • Wilmont

  • Amherst

  • Antrim

  • Bedford

  • Bennington

  • Brookline

  • Deering

  • Francestown

  • Goffstown

  • Greenfield

  • Greenville

  • Hancock

  • Hillsborough

  • Hollis

  • Hudson

  • Litchfield

  • Lyndeborough

  • Manchester

  • Mason

  • Merrimack

  • Milford

  • Mont Vernon

  • Nashua

  • New Boston

  • New Ipswich

  • Pelham

  • Peterborough

  • Sharon

  • Temple

  • Weare

  • Wilton

  • Windsor

  • Atkinson 

  • Auburn 

  • Brentwood 

  • Candia 

  • Chester 

  • Danville 

  • Deerfield 

  • Derry 

  • East Kingston 

  • Epping 

  • Exeter 

  • Fremont 

  • Greenland

  • Hampstead 

  • Hampton 

  • Hampton Falls

  • Kensington 

  • Kingston 

  • Londonderry 

  • New Castle 

  • Newfields 

  • Newington 

  • Newmarket 

  • Newton 

  • North Hampton

  • Northwood 

  • Nottingham 

  • Plaistow 

  • Portsmouth 

  • Raymond 

  • Rye 

  • Salem 

  • Sandown 

  • Seabrook 

  • South Hampton

  • Stratham 

  • Windham

  • Barrington 

  • Dover 

  • Durham 

  • Farmington 

  • Lee

  • Madbury 

  • Middleton 

  • Milton 

  • New Durham

  • Rochester 

  • Rollinsford 

  • Somersworth 

  • Strafford

  • Alton 

  • Barnstead

  • Belmont 

  • Center Harbor

  • Gilford 

  • Gilmanton 

  • Laconia 

  • Meredith

  • New Hampton 

  • Sanbornton 

  • Tilton

  • Amesbury

  • Andover

  • Beverly

  • Boxford

  • Danvers

  • Essex

  • Georgetown

  • Gloucester

  • Groveland

  • Hamilton

  • Haverhill

  • Ipswich

  • Lawrence

  • Lynn

  • Lynnfield

  • Manchester by the Sea

  • Marblehead

  • Merrimac

  • Methuen

  • Middleton

  • Nahant

  • Newbury

  • Newburyport

  • North Andover

  • Peabody

  • Rockport

  • Rowley

  • Salem

  • Salisbury

  • Saugus

  • Swampscott

  • Topsfield

  • Wenham

  • West Newbury

  • Acton

  • Arlington

  • Ashby

  • Ashland

  • Ayer

  • Bedford

  • Belmont

  • Billerica

  • Boxborough

  • Burlington

  • Cambridge

  • Carlisle

  • Chelmsford

  • Concord

  • Dracut

  • Dunstable

  • Everett

  • Framingham

  • Groton

  • Holliston

  • Hopkinton

  • Hudson

  • Lexington

  • Lincoln

  • Littleton

  • Lowell

  • Malden

  • Marlborough

  • Maynard

  • Medford

  • Melrose

  • Natick

  • Newton

  • North Reading

  • Pepperell

  • Reading

  • Sherborn

  • Shirley

  • Somerville

  • Stoneham

  • Stow

  • Sudbury

  • Tewksbury

  • Townsend

  • Tyngsborough

  • Wakefield

  • Waltham

  • Watertown

  • Wayland

  • Westford

  • Weston

  • Wilmington

  • Winchester

  • Woburn